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Round|Lab Grown|IGI

1.54ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG557217401

Shape and cutting style on the report: Round brilliant

Certificate IGI LG557217401

Diamond specifications and retailer prices

From $377 USD
As of October 29, 2026
Save $1,459 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,836 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG557217401 or 557217401. Listed at 15 retailers as of October 29, 2026, with prices from $377 to $1,836, a $1,459 spread on the same certified stone. MOH London lists it at $1,836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557217401
Dimensions7.42 × 7.37 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.42 mm7.37 mm1.54 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557217401
Side View
Table 58.5%Crown 34.8°Girdle: MediumPavilion 41°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,836 USD|Low: $362 USD|High: $1,849 USD|Avg: $817 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8$377 USD
Retailer 13$421 USD
Retailer 3$468 USD
Retailer 10$468 USD
Retailer 6$615 USD
Retailer 9$655 USD
Retailer 12$714 USD
Retailer 4$725 USD
Retailer 11$746 USD
Retailer 2$803 USD
Retailer 7$1,311 USD
Retailer 5$1,542 USD
MOH London$1,836 USD

27 data points across 13 retailers

15 retailers$377 USD to $1,836 USD

A
Cheapest Retailer
-
$377 USD
A
Retailer 2
-
$421 USD
View
Final sale: no returns
A
Retailer 3
-
$422 USD
View
A
Retailer 4
-
$468 USD
View
A
Retailer 5
-
$468 USD
View
A
Retailer 6
-
$615 USD
View
Retailer 7
-
$655 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$714 USD
View
B+
Retailer 9
-
$725 USD
View
B+
Retailer 10
-
$746 USD
View
B+
Retailer 11
-
$803 USD
ZAR 12,980 ZAR
View
B
Retailer 12
-
$1,311 USD
View
B
Retailer 13
-
$1,503 USD
View
B
Retailer 14
-
$1,542 USD
View
Most Expensive
B
MOH London
LG557217401 · Oct 29
$1,836 USD
£1,446 GBP
View
14 more retailers have this diamond
Prices start from $377 USDSave up to $1,459 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.54ct Round
$377 USD